The Moment When One First Meets A

Anything That Is Theoretically Possible Will Be Achieved In Practice, No Matter What The Technical Difficulties Are, If It Is Desired Greatly Enough.

New Ideas Pass Through Three Periods: 1) It Can't Be Done. 2) It Probably Can Be Done, But It's Not Worth Doing. 3) I Knew It Was A Good Idea All Along!

The Realisation That Our Small Planet Is Only One Of Many Worlds Gives Mankind The Perspective It Needs To Realise Sooner That Our Own World Belongs To All Its Creatures.

It Is Not Easy To See How The More Extreme Forms Of Nationalism Can Long Survive When Men Have Seen The Earth In Its True Perspective As A Single Small Globe Against The Stars.

The Space Elevator Will Be Built About 50 Years After Everyone Stops Laughing.